lancejpollard

// css
.opacity {
  opacity: .80;
  filter: alpha(opacity=80);
  -ms-filter: "alpha(opacity=$value)";
  -khtml-opacity: .80;
  -moz-opacity: .80;
}

// sass

lancejpollard

@mixin shadow($color: #333333) {
  -moz-box-shadow: 0px 1px 2px $color;
  -webkit-box-shadow: 0px 1px 2px $color;
  box-shadow: 0px 1px 2px $color;
  -ms-filter: "progid:DXImageTransform.Microsoft.Shadow(Strength=4, Direction=90, Color='$color')";
  filter: progid:DXImageTransform.Microsoft.Shadow(Strength=4, Direction=90, Color='$color');
}

.shadow {
  @include shadow(#111111);

lancejpollard

// css
.rotate {
   -moz-transform: rotate(-30deg);
     -o-transform: rotate(-30deg);
-webkit-transform: rotate(-30deg);
           filter: progid:DXImageTransform.Microsoft.Matrix(sizingMethod='auto expand', M11=0.154, M12=-0.988, M21=0.988, M22=0.154);
       -ms-filter: "progid:DXImageTransform.Microsoft.Matrix(sizingMethod='auto expand', M11=0.154, M12=-0.988, M21=0.988, M22=0.154)";
             zoom: 1;
}

lancejpollard

@mixin gradient($first, $second) {
  background: $second;
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='$first', endColorstr='$second');
  background: -webkit-gradient(linear, left top, left bottom, from($first), to($second));
  background: -moz-linear-gradient(top,  $first,  $second);
}

.gradient {
  @include gradient(black, white);
}

lancejpollard

# return 4 urls, with and without trailing slash, with and without www
# useful for matching urls passed as params into some function,
# "does this url exist?"... need to make sure you check permutations
def url_permutations(url)
  url, params = url.split("?")
  # without_trailing_slash, with www
  a = url.gsub(/\/$/, "").gsub(/http(s)?:\/\/([^\/]+)/) do |match|
    protocol = "http#{$1.to_s}"
    domain = $2
    domain = "www.#{domain}" if domain.split(".").length < 3 # www.google.com == 3, google.com == 2

lancejpollard

require 'rubygems'
require 'active_model'

class BaseModel
  extend ActiveModel::Callbacks

  define_model_callbacks :save
  before_save { puts "[save:before]"}
  after_save { puts "[save:after]"}

lancejpollard

require 'rubygems'
require 'active_model'

# use this if you want to create before and after filters around a commonly used
# method, but still want to define the method in subclasses.
module SubclassableCallbacks
  def self.included(base)
    base.extend ClassMethods
  end
  

lancejpollard

ObjectSpace.each_object(Class).to_a

lancejpollard

# thanks to the answer here:
# http://stackoverflow.com/questions/3488203/how-do-i-see-where-in-the-class-hierarchy-a-method-was-defined-and-overridden-in
class Object
  def self.overridden_methods(parent_class = Object, within_tree = true)
    if within_tree
      defined_methods = ancestors[0..ancestors.index(parent_class) - 1].map { |object| object.instance_methods(false) }.flatten.uniq
      parent_methods = superclass.instance_methods
    else
      defined_methods = instance_methods(false)
      parent_methods = parent_class.instance_methods

lancejpollard

// http://nodejs.org/api.html#_child_processes
var sys = require('sys')
var spawn = require('child_process').spawn;
var filename = process.ARGV[2];

if (!filename)
  return sys.puts("Usage: node <server.js> <filename>");

var tail = spawn("tail", ["-f", filename]);
sys.puts("start tailing");